Display screen or portion thereof with icon



The sole FIGURE is a front view of a display screen or portion thereofwith icon showing our new design.

The broken line representation of the display screen or portion thereofforms no part of the claimed design.

Example devices having display screens on which the various icons of theclaimed design may be provided include one or more of computers,tablets, smart phones, control interfaces, gauges and measurementinstruments.

CLAIM The ornamental design for a display screen or portion thereof withicon, as shown and described.